Eastern Motorcycle Parts A-41761-78B Rear Brake Master Cylinder Assembly - Black

The Eastern Motorcycle Parts A-41761-78B is a rear brake master cylinder assembly designed as a direct replacement for OEM part number 41761-78. This complete Wagner-style master cylinder features a black finish and comes fully assembled with all internal components, cap, and protective rubber boot.

Key Features:

• 3/4-inch bore diameter for optimal braking performance
• Complete assembly includes all internals, cap, and boot
• Wagner Lockheed-style design for authentic fit and function
• Black finish for a clean, classic appearance
• Accepts 3/8"-24 inverted flare brake line fittings
• Direct OEM replacement for Harley-Davidson part number 41761-78

This master cylinder is designed for disc brake applications and provides reliable, consistent braking performance. Installation note: Disc brake models require the removal of the rubber coated reduction washer and cup valve. Use only DOT 5 brake fluid for proper operation and longevity.